Tuffy Mega Square Ball Dog Toy Worlds Tuffest soft dog toy on the market! Up to 4 Layers of material, which is bonded and sewn multiple times to make one Tuff layer Squeakers are sewn inside protective pouches for your dogs safety Floats in water and machine washable (air dry) Tuffy toys are designed to be interactive play toys and not chew toys Vet recommended and approved The toy's dimensions are 5 x 5 x 5 inches For medium to large sized dogs Machine washable, air dry and they float Tuff Scale rating of 10